Q. An important gas in the atmosphere that absorbs sun’s ultraviolet rays is

Correct Answer

Ozone

More Questions on Atmosphere

  • Q. When the relative humidity is 50% and air temperature is 30°C, a cooling of air mass ________
    A)Decreases the relative humidity
    B)Raises the absolute humidity
    C)Produces no change in relative humidity
    D)Increases the relative humidity
    Answer: Decreases the relative humidity
  • Q. Warm dry winds blowing down the east slopes of Rockies are known as ________
    A)Foehn
    B)Mistral
    C)Nor' westers
    D)Chinook
    Answer: Chinook
  • Q. Which one among the following forces is most powerful in determining movement of wind including its velocity ?
    A)Frictional force
    B)Gravitational force
    C)Centrifugal force
    D)Pressure gradient force
    Answer: Pressure gradient force
  • Q. Temperate lows are ________
    A)Polar regions which have very low temperatures
    B)Low pressure areas in cyclones
    C)Equatorial low pressure belt
    D)Sub-polar low pressure belts
    Answer: Sub-polar low pressure belts
  • Q. With reference to the sub-tropical high pressure belt, consider the following statements: 1. It is affected by Earth’s rotation and descent of winds from higher altitudes. 2. It is dynamically induced and characterized with anti-cyclonic conditions. Which of the statement(s) given above is/are correct?
    A)2 only
    B)1 only
    C)Both 1 and 2
    D)Neither 1 nor 2
    Answer: 2 only
  • Q. Which of the following is especially true of anticyclones in the southern hemisphere?
    A)They often form over continents
    B)The air moves in a circular manner
    C)Pressure increases from the outside to the centre
    D)The air moves in an anti-clockwise direction
    Answer: The air moves in an anti-clockwise direction
  • Q. At low elevation which among the following clouds are to be found ?
    A)Cumulus
    B)Cirrus
    C)Nimbus
    D)Stratus
    Answer: Nimbus
  • Q. Which of the following winds is incorrectly paired with the area in which it prevails?
    A)Southerly Burster - New South Wales
    B)Berg wind - South eastern Africa
    C)Karaburan - Tarim basin of Sinkiang
    D)Hurricanes - New Zealand
    Answer: Hurricanes - New Zealand
  • Q. Which one of the following statements is correct? Hurricanes ________
    A)Develop over warm ocean areas
    B)Form at the equator
    C)Are not as large as tornadoes
    D)Tend to intensify when they move over land surfaces
    Answer: Develop over warm ocean areas
  • Q. Atmospheric pressure exerted on earth is due to ________
    A)Revolution of earth
    B)Gravitational pull of the earth
    C)Rotation of earth
    D)Uneven heating of earth
    Answer: Gravitational pull of the earth
  • Q. Rain shadow effect is associated with
    A)Convectional rainfall
    B)Cyclonic rainfall
    C)Orographic rainfall
    D)Frontal rainfall
    Answer: Orographic rainfall
  • Q. Where do all meteorological incidents occur?
    A)Ionosphere
    B)Stratosphere
    C)Troposphere
    D)Exosphere
    Answer: Troposphere
  • Q. In which layer, temperature increases dramatically?
    A)Stratosphere
    B)Ionosphere
    C)Exosphere
    D)Troposphere
    Answer: Ionosphere
  • Q. The study of the processes of atmosphere is called as
    A)Seismology
    B)Astrology
    C)Meteorology
    D)Astronomy
    Answer: Meteorology
  • Q. Which one among the following is a high cloud?
    A)Nimbostratus
    B)Cirrus
    C)Cumulonimbus
    D)Stratus
    Answer: Cirrus
  • Q. Excess carbon dioxide in the atmosphere due to pollution will cause
    A)No change in earth's temperature
    B)Earth's temperature to rise
    C)Earth's temperature to fall
    D)Increase in ultra-violet radiation reaching the earth
    Answer: Earth's temperature to rise
  • Q. Agents of fog formation do not include ________
    A)Winter season
    B)High relative humidity
    C)Diurnal temperatures of short ranges
    D)Rapid radiation
    Answer: Diurnal temperatures of short ranges
  • Q. The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is ________
    A)Troposphere, Stratosphere, Mesosphere, Ionosphere
    B)Troposphere, Stratosphere, Ionosphere, Mesosphere
    C)Stratosphere, Troposphere, Ionosphere, Mesosphere
    D)Stratosphere, Troposphere, Mesosphere, Ionosphere
    Answer: Troposphere, Stratosphere, Mesosphere, Ionosphere
  • Q. Density of the Earth’s atmosphere is highest in the
    A)Mesosphere
    B)Troposphere
    C)Stratosphere
    D)Ionosphere
    Answer: Troposphere
  • Q. Freely moving bodies are ________
    A)Deflected upwards at the equator
    B)Deflected to their right in the northern hemisphere
    C)Deflected to the right in the southern hemisphere
    D)Unaffected by the earth's movements
    Answer: Deflected to their right in the northern hemisphere

Leave a Comment